/*
 * Copyright (c) 2011 Nathan Byrd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package org.stackconfig.web.gwt.client.places;

import com.google.inject.Provider;
import org.stackconfig.web.gwt.client.activities.BaseActivity;

/**
 * Abstract empty place to avoid defining getToken in places that do not require a token
 */
public abstract class EmptyPlace<S extends BaseActivity> extends ActivityPlace<S> {


    public EmptyPlace(Provider<S> activityProvider) {
        super(activityProvider);
    }

    public abstract static class Tokenizer<T extends ActivityPlace> extends ActivityPlace.Tokenizer<T> {

        public Tokenizer(Provider<T> placeProvider) {
            super(placeProvider);
        }

        @Override
        public String getToken(T place) {
            return null;
        }


    }

    @Override
    public void init(String token) {
        // Do nothing - no token expected
    }
}
